Question Number 125848 by zarminaawan last updated on 14/Dec/20
$$\left.\mathrm{1}\right)\:\:\:\:\:{f}\left({x}\right)=\mathrm{2}{x}^{\mathrm{3}} −\mathrm{5}{x}^{\mathrm{2}} −\mathrm{10}{x}+\mathrm{5}\:\:\:\:\:\left[−\mathrm{1},\mathrm{2}\right] \\ $$$$\left.\mathrm{2}\right)\:\:\:\:\:{h}\left({x}\right)={x}^{\mathrm{4}} +{x}−\mathrm{3}\:\:\:\:\:\:\:\:\left[−\mathrm{2},\mathrm{0}\right] \\ $$$${check}\:{the}\:{given}\:{function}\:{have}\:{at}\:{least}\:{one}\:{sol}\:{over}\:{the}\:{given}\:{intervals}\:{by}\:{using}\:{intermediate}\:{value}\:{theorem} \\ $$